Annual report [Section 13 and 15(d), not S-K Item 405]

Fair Value Measurements - Financial assets and liabilities measured at fair value on recurring basis (Details)

v3.26.1
Fair Value Measurements - Financial assets and liabilities measured at fair value on recurring basis (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Sep. 10, 2024
Assets:      
Bitcoin $ 92,222    
Liabilities:      
Warrant liabilities     $ 100
Recurring | Quoted prices in active markets (Level 1)      
Assets:      
Equity investment - NYIAX 0    
Bitcoin 92,222    
Liabilities:      
Convertible note payable 0 $ 0  
Warrant liabilities 0 0  
Recurring | Significant other observable inputs (Level 2)      
Assets:      
Equity investment - NYIAX 0    
Bitcoin 0    
Liabilities:      
Convertible note payable 0 0  
Warrant liabilities 0 0  
Recurring | Significant unobservable inputs (Level 3)      
Assets:      
Equity investment - NYIAX 4,300    
Liabilities:      
Convertible note payable 3,936 10,000  
Warrant liabilities $ 9 $ 664